2 * Copyright (c) 2008-2011 Atheros Communications Inc.
4 * Modified for iPXE by Scott K Logan <logans@cottsay.net> July 2011
5 * Original from Linux kernel 3.0.1
7 * Permission to use, copy, modify, and/or distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
23 #define HAL_PROCESS_ANI 0x00000001
25 #define DO_ANI(ah) (((ah)->proc_phyerr & HAL_PROCESS_ANI) && ah->curchan)
27 #define BEACON_RSSI(ahp) (ahp->stats.avgbrssi)
29 /* units are errors per second */
30 #define ATH9K_ANI_OFDM_TRIG_HIGH_OLD 500
31 #define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 1000
33 /* units are errors per second */
34 #define ATH9K_ANI_OFDM_TRIG_LOW_OLD 200
35 #define ATH9K_ANI_OFDM_TRIG_LOW_NEW 400
37 /* units are errors per second */
38 #define ATH9K_ANI_CCK_TRIG_HIGH_OLD 200
39 #define ATH9K_ANI_CCK_TRIG_HIGH_NEW 600
41 /* units are errors per second */
42 #define ATH9K_ANI_CCK_TRIG_LOW_OLD 100
43 #define ATH9K_ANI_CCK_TRIG_LOW_NEW 300
45 #define ATH9K_ANI_NOISE_IMMUNE_LVL 4
46 #define ATH9K_ANI_USE_OFDM_WEAK_SIG 1
47 #define ATH9K_ANI_CCK_WEAK_SIG_THR 0
49 #define ATH9K_ANI_SPUR_IMMUNE_LVL_OLD 7
50 #define ATH9K_ANI_SPUR_IMMUNE_LVL_NEW 3
52 #define ATH9K_ANI_FIRSTEP_LVL_OLD 0
53 #define ATH9K_ANI_FIRSTEP_LVL_NEW 2
55 #define ATH9K_ANI_RSSI_THR_HIGH 40
56 #define ATH9K_ANI_RSSI_THR_LOW 7
58 #define ATH9K_ANI_PERIOD_OLD 100
59 #define ATH9K_ANI_PERIOD_NEW 1000
62 #define ATH9K_ANI_POLLINTERVAL_OLD 100
63 #define ATH9K_ANI_POLLINTERVAL_NEW 1000
65 #define HAL_NOISE_IMMUNE_MAX 4
66 #define HAL_SPUR_IMMUNE_MAX 7
67 #define HAL_FIRST_STEP_MAX 2
69 #define ATH9K_SIG_FIRSTEP_SETTING_MIN 0
70 #define ATH9K_SIG_FIRSTEP_SETTING_MAX 20
71 #define ATH9K_SIG_SPUR_IMM_SETTING_MIN 0
72 #define ATH9K_SIG_SPUR_IMM_SETTING_MAX 22
74 #define ATH9K_ANI_ENABLE_MRC_CCK 1
76 /* values here are relative to the INI */
79 ATH9K_ANI_PRESENT = 0x1,
80 ATH9K_ANI_NOISE_IMMUNITY_LEVEL = 0x2,
81 ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION = 0x4,
82 ATH9K_ANI_CCK_WEAK_SIGNAL_THR = 0x8,
83 ATH9K_ANI_FIRSTEP_LEVEL = 0x10,
84 ATH9K_ANI_SPUR_IMMUNITY_LEVEL = 0x20,
85 ATH9K_ANI_MODE = 0x40,
86 ATH9K_ANI_PHYERR_RESET = 0x80,
87 ATH9K_ANI_MRC_CCK = 0x100,
91 struct ath9k_mib_stats {
99 /* INI default values for ANI registers */
100 struct ath9k_ani_default {
117 struct ar5416AniState {
118 struct ath9k_channel *c;
119 u8 noiseImmunityLevel;
120 u8 ofdmNoiseImmunityLevel;
121 u8 cckNoiseImmunityLevel;
124 u8 spurImmunityLevel;
126 u8 ofdmWeakSigDetectOff;
127 u8 cckWeakSigThreshold;
135 int16_t ofdmErrRssi[2];
136 int16_t cckErrRssi[2];
137 struct ath9k_ani_default iniDef;
144 u32 ast_ani_spurdown;
150 u32 ast_ani_stepdown;
151 u32 ast_ani_ofdmerrs;
157 struct ath9k_mib_stats ast_mibstats;
159 #define ah_mibStats stats.ast_mibstats
161 void ath9k_enable_mib_counters(struct ath_hw *ah);
162 void ath9k_hw_disable_mib_counters(struct ath_hw *ah);
163 void ath9k_hw_ani_setup(struct ath_hw *ah);
164 void ath9k_hw_ani_init(struct ath_hw *ah);
165 int ath9k_hw_get_ani_channel_idx(struct ath_hw *ah,
166 struct ath9k_channel *chan);